TC OIL PIPELINE OPERATIONS INC
hazardous_liquid Incident — — October 29, 2019
Incident Information
| Incident Date | October 29, 2019 |
| Operator | TC OIL PIPELINE OPERATIONS INC |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 48.51460, -97.92480 |
Cause
| Cause | MATERIAL FAILURE OF PIPE OR WELD |
| Subcause | ORIGINAL MANUFACTURING-RELATED (NOT GIRTH WELD OR OTHER WELDS FORMED IN THE FIELD) |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $1,441,652 |
| Emergency Response | $13,619,609 |
| Other Costs | $0 |
Location Map
Incident Narrative
"ON 29 OCTOBER, 2019, AT 21:52 HRS CDT, A PRESSURE DROP OCCURRED ON KEYSTONE AT EDINBURG PUMP STATION, ND, RESULTING IN THE PIPELINE BEING SHUT DOWN. AT 23:15 HRS CDT 29 OCT, THE NRC WAS CALLED, AND A REPORT GENERATED (1262553) AND DISTRIBUTED AT 23:22 HRS CDT. AT 05:01 HRS CDT 30 OCTOBER, A TECHNICIAN CONFIRMED OIL ON THE GROUND DOWNSTREAM OF EDINBURG PUMP STATION. CONTACT WITH PHMSA ACCIDENT INVESTIGATION DIVISION WAS MADE AT 23:22 HRS CDT 29 OCT; PHMSA AID AND PHMSA CENTRAL REGION WERE ON SITE FROM 30 OCTOBER TO 10 NOVEMBER. PIPELINE WAS SUBSEQUENTLY RESTARTED ON 11 NOVEMBER AFTER REPLACEMENT OF FAILED SECTION. MECHANICAL AND METALLURGICAL TESTING ARE BEING PERFORMED BY AN INDEPENDENT TESTING FACILITY, AND A ROOT CAUSE FAILURE ANALYSIS IS TO BE PERFORMED. A 48-HR UPDATE TO THE NRC GENERATED REPORT 1262792. 20200131 UPDATED ESTIMATED VOLUME OF COMMODITY RELEASED UNINTENTIONALLY, ESTIMATED VOLUME OF COMMODITY RECOVERED, AND ESTIMATED COSTS. 20200501 UPDATED APPARENT CAUSE BASED ON THE COMPLETED ROOT CAUSE FAILURE ANALYSIS, AND ESTIMATED COSTS."
About This Pipeline Incident
Pipeline incident data is reported to the Pipeline and Hazardous Materials Safety Administration (PHMSA). All significant incidents involving fatalities, injuries, or property damage over $50,000 must be reported.